build(gradle): use standard buildSrc path

.gitattributes

@@ -1,6 +1,17 @@
+#
+# https://help.github.com/articles/dealing-with-line-endings/
+#
+# Linux start script should use lf
+/gradlew text eol=lf
+
+# These are Windows script files and should use crlf
+*.bat text eol=crlf
+
+# Binary files should be left untouched
+*.jar binary
+
 # All text is LF, in the repo and at checkout on every platform. Test fixtures are
 # checksummed byte for byte, so binary types are never converted.
 * text=auto eol=lf
-*.bat text eol=crlf
 *.bin binary
 *.zst binary

settings.gradle.kts

@@ -1,9 +1,5 @@
 @file:Suppress("UnstableApiUsage")
 
-pluginManagement {
-    includeBuild("build-src")
-}
-
 dependencyResolutionManagement {
     repositories {
         mavenCentral()